/* CSS Variables for standardized values */
:root {
    /* Colors */
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --success-color: #28a745;
    --success-hover: #218838;
    --danger-color: #dc3545;
    --danger-hover: #c82333;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --muted-color: #6c757d;
    --border-color: #dee2e6;
    
    /* Purple theme colors (inspired by login gradient) */
    --purple-primary: #667eea;
    --purple-secondary: #764ba2;
    --purple-light: #e8ebff;
    --purple-very-light: #f4f6ff;
    --purple-active: #dde1ff;
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-base: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius-base: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-base: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 20px 40px rgba(0,0,0,0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.3s ease-in-out;
    
    /* Z-index */
    --z-modal: 9999;
    --z-loading: 9998;
}

/* Custom styles for CSV Agent */
body {
    font-family: var(--font-family);
    background-color: var(--light-color);
}

.navbar-brand {
    font-weight: bold;
    font-size: var(--font-size-xl);
}

.card {
    border: none;
    border-radius: var(--border-radius-base);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-base);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-success:hover {
    background-color: var(--success-hover);
    border-color: var(--success-hover);
}

.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    border-color: var(--danger-hover);
}

.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-base);
    padding: var(--spacing-xl);
    text-align: center;
    transition: border-color var(--transition-fast);
    cursor: pointer;
}

.file-upload-area:hover {
    border-color: var(--primary-color);
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background-color: #e7f3ff;
}

.progress {
    height: var(--spacing-xl);
    border-radius: var(--border-radius-sm);
}

.table {
    background-color: white;
    border-radius: var(--border-radius-base);
    overflow: hidden;
}

.table th {
    background-color: var(--light-color);
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
}

.status-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.status-pending {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.status-running {
    background-color: var(--info-color);
    color: white;
}

.status-completed {
    background-color: var(--success-color);
    color: white;
}

.status-failed {
    background-color: var(--danger-color);
    color: white;
}

.csv-preview {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
}

.csv-preview table {
    font-size: var(--font-size-sm);
}

.auth-form {
    max-width: 400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.welcome-section {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    height: 100%;
}

.feature-icon {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-base);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-base);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-base);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: bold;
    color: var(--primary-color);
}

.stat-label {
    color: var(--muted-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

.job-card {
    border-left: 4px solid var(--primary-color);
    margin-bottom: var(--spacing-base);
}

.job-card.completed {
    border-left-color: var(--success-color);
}

.job-card.failed {
    border-left-color: var(--danger-color);
}

.job-card.running {
    border-left-color: var(--info-color);
}

.alert {
    border-radius: var(--border-radius-base);
    border: none;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-info {
    background-color: #cce7ff;
    color: #004085;
}

.modal-content {
    border-radius: var(--border-radius-base);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--light-color);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--light-color);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

#loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: var(--z-modal);
}

.d-none {
    display: none !important;
}

/* CSV File Selection Styles */
.csv-file-item {
    cursor: pointer;
    transition: background-color var(--transition-fast);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    margin: var(--spacing-xs);
}

.csv-file-item:hover {
    background-color: var(--purple-very-light);
}

.list-group-item.active {
    background-color: var(--purple-active) !important;
    border-color: var(--purple-primary) !important;
    color: var(--dark-color) !important;
}

.list-group-item.active .csv-file-item {
    background-color: transparent;
}

.list-group-item.active h6 {
    color: var(--purple-secondary) !important;
    font-weight: 600;
}

/* Progress Bar Styles */
.progress-bar-custom {
    background-color: var(--purple-primary);
    transition: width var(--transition-base);
}

.progress-bar-width-100 {
    width: 100px;
}

.progress-mt-1 {
    margin-top: var(--spacing-xs);
}

/* Responsive design */
@media (max-width: 768px) {
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .table-responsive {
        font-size: var(--font-size-sm);
    }
    
    .csv-preview {
        max-height: 250px;
    }
}

/* Animation for smooth transitions */
.fade-in {
    animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom scrollbar for preview areas */
.csv-preview::-webkit-scrollbar {
    width: 6px;
}

.csv-preview::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.csv-preview::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 3px;
}

.csv-preview::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Authentication pages */
.auth-page {
    background: linear-gradient(135deg, var(--purple-primary) 0%, var(--purple-secondary) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 20px 0;
}

.auth-card {
    background: white;
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-xl) auto;
    max-width: 400px;
    width: 100%;
}

.auth-page .input-group-text {
    background: var(--light-color);
    border-right: none;
    color: var(--muted-color);
}

.auth-page .form-control {
    border-left: none;
    box-shadow: none;
}

.auth-page .form-control:focus {
    border-color: var(--purple-primary);
    box-shadow: none;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-modal);
}

/* Infilled data styling */
.infilled-cell {
    background-color: #d4edda !important; /* Light green background */
    color: #155724; /* Dark green text */
    font-weight: 500;
    position: relative;
}

.infilled-cell:hover {
    background-color: #c3e6cb !important; /* Slightly darker green on hover */
}

/* Add a subtle border to make infilled cells more distinct */
.infilled-cell::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--success-color);
}

/* NOT_FOUND data styling */
.not-found-cell {
    background-color: #f8d7da !important; /* Light red background */
    color: #721c24; /* Dark red text */
    font-weight: 500;
    position: relative;
}

.not-found-cell:hover {
    background-color: #f1b0b7 !important; /* Slightly darker red on hover */
}

/* Add a subtle border to make NOT_FOUND cells more distinct */
.not-found-cell::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--danger-color);
}

/* Real-time processing indicators */
.processing-indicator-header {
    width: 120px !important;
    min-width: 120px;
    text-align: center;
}

.processing-indicator-cell {
    width: 120px !important;
    min-width: 120px;
    text-align: center;
    vertical-align: middle;
    padding: 8px 4px;
}

.processing-bot-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    animation: pulse 2s ease-in-out infinite;
}

.processing-bot-icon i {
    font-size: 1.2rem;
    animation: spin 2s linear infinite;
}

.processing-bot-icon small {
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
}

.current-processing-row {
    background-color: #e3f2fd !important; /* Light blue background */
    border-left: 4px solid var(--primary-color) !important;
}

.current-processing-row:hover {
    background-color: #e1f5fe !important;
}

/* Pulsing animation for the bot icon */
@keyframes pulse {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Small alert styling */
.alert-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
}

.alert-sm .fas {
    font-size: 0.875rem;
}